condition mean min max 4 h after light 11.7351685 11.454961 12.015376 8 h after light 13.785656500000002 10.450459 17.120854 12 h after light 12.3913195 11.349546 13.433093 4 h after dark 12.4204 11.597821 13.242979 8 h after dark 12.477169 12.217713 12.736625 12 h after dark 10.586879 10.586879 10.586879